ALEXANDRIA, Va., June 2 -- United States Patent no. 12,644,223, issued on June 2, was assigned to LG Electronics Inc. (Seoul, South Korea).

"Clothes treating apparatus and control method thereof" was invented by Byeongjo Ryoo (Seoul, South Korea), Taewon Cheon (Seoul, South Korea) and Haewoong Lee (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A clothes treating apparatus is an integrated washing machine in which a washer-dryer combo and a dryer are stacked. The clothes treating apparatus includes a circulation duct that circulates air inside the washing/drying machine or the dryer, and a filter unit that is provided in the circulation duct, where the filter unit is configured to be clean...